20187797475

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{103567}}^1$

素因数の和:103716

約数の個数: 48

約数和(自身を含む): 35136893952

約数和(自身を除く): 14949096477

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 113, 115, 339, 345, 565, 575, 1695, 1725, 2599, 2825, 7797, 8475, 12995, 38985, 64975, 103567, 194925, 310701, 517835, 1553505, 2382041, 2589175, 7146123, 7767525, 11703071, 11910205, 35109213, 35730615, 58515355, 59551025, 175546065, 178653075, 269170633, 292576775, 807511899, 877730325, 1345853165, 4037559495, 6729265825, 20187797475]

約数ペア:

[(1, 20187797475), (3, 6729265825), (5, 4037559495), (15, 1345853165), (23, 877730325), (25, 807511899), (69, 292576775), (75, 269170633), (113, 178653075), (115, 175546065), (339, 59551025), (345, 58515355), (565, 35730615), (575, 35109213), (1695, 11910205), (1725, 11703071), (2599, 7767525), (2825, 7146123), (7797, 2589175), (8475, 2382041), (12995, 1553505), (38985, 517835), (64975, 310701), (103567, 194925)]